PIPER FLORA OF THE STATE OF WASHINGTON. 343 



PotentiUa ghitinosa Xutt.; Torr. & Gr. Fl. 1: 446. 1840, as synonym. 



Drymocallis glutinosa Rydberg, Mon. N. A. Pot. 196. 1898. 



Potent ilia Jissa inajor Torr. & Gr. Fl. 1: 446. 1840. not P. venia major Wahl. 



Type locality: "In the vicinity of Victoria, Vancouver Island." 



Range: British Columbia to Wyoming, Utah, and Oregon. 



Specimens examined: Olympic Mountains, Flett 110; falcon Valley, Sitksdorf 22U: 

 Wenache, Whiied 110; Clealum, Whited 415; Wenache Mountains, F^i/ec? 732; Spokane 

 County, Mrs. Tucker; Pend Oreille River, Lyall in 1861; Loomis, Elmer 564; without 

 locality, Vasey 317; Pullman, Piper 1528. 



Zonal distribution: Arid Transition. 



5. Drymocallis glandulosa Rydberg, Mon. X. A. Pot. 198. 1898. 

 PotentiUa glarululosa Lindl. Dot. Reg. 19: pi. 1.5SS. 1833. 



Type locality: California. 



Range: British Columbia and .Alberta to New Mexico and California. 

 Specimens examined: G len wood, F?f<n 335; Steilacoom,P(;>er78; Wenaclie Mountains 

 1095; Blue Mountains, Piper 2444, 2446; Olympic Mountains, Flett 82. 

 Zonal distribution: Arid Transition and Canadian. 

 Some of the aljove specimens have been referred to D. rejlexa (Greene) Rydl>erg. 



5a. Drymocallis glandulosa incisa (Lindl.) Rydberg, Mon. N. A. Pot. 199. 1898. 

 PotentiUa glandulom incisa Lindl. Bot. Reg. 23: pi. 197S. 1837. 

 Type locality: California. 

 Range: Idaho and Wtishington to California. 

 Speclmens examined: Skamania County, Suli.sdorf'IWil. 



6. Drymocallis glabrata Rydberg, Mon. X. A. Pot. 201. 1898. 

 Type locality: EUensburg, Washington. Collected by Elmer. 

 Range: Known only from the type locality. 



Specimens examined: EUensburg, Elmer 412. 



7. Drymocallis wrangeUiana (Fisch. & Lall.; Rydberg, Mon. X. A. Pot. 201. 1898. 

 PotentiUa wrangeUiana Fisch. & Lall. Animad. Bot. Ind. Sem. Hort. Petrop. 7: .34. 1840. 

 Type locality: Inthe Russian colony of New California. 



Range: Washington to California. 



Specimens examined: Clallam County, Elmer 2526; Olympic Mountains, Piper 2024, 

 2000; west Klickitat County, Suhsdorf 1761; Manor, Piper; Bingen, SuJisdoif 2209; 

 Vancouver, Piper 4927. 



Zonal distribution: Transitii>n and Fludsonian. 



DRYAS. 



1. Dryas octopetala L. Sp. PI. 1: 501. 1753. 



Type locality: "Habitat in alpibus Lapponicis, Helveticis, Austriacrs, Sabandicis, 

 Hibernicis, Sibiricis." 



Range: Alaska to Greenland, southward to Labrador and in the mountains, to V\'asli- 

 ington and Colorado. 



Specimens examined: Cascade Mountains, latitude 49~^, Lyall in 1860: near Loomis, 

 Elmer in 1897; Mount Rainier, Flett 2166. 



Zonal distribution: Arctic. 



GEUM. 



Segments of the leaves and their lobes acute 1. (r. .itrictmn. 



Segments of the leaves and their lobes obtuse. 



Flowers large ; style glabrous. 2. G. macrophylluin. 



Flowers small ; style puberulent 3. (?. oregonense. 



